KR950000775B1 - Automatic welding device of a shade pole induction motor - Google Patents

Abstract

Shaded pole induction motors are used to drive fans of electric products. The welding device welds a shading coil to a shaded pole induction motor core through sequential processes. The processes comprises a core supplying process, a shading coil suppling process, a cutting process, an inserting process, a bending process, and a welding process. The welding device comprises a processing plate (1) having a sliding plate (3) driven by transferring cylinders (6-9), a core carrying part (10), four coil supply parts (30) supplying shading coils (36) in a proper size fit with width of the core, and a shading coil processor (100) inserting a bent shading coil to a hole (56) of the core.

Description

Automatic welding device for welding shading coils to the core of shaded pole induction moters

1 is a plan view showing the overall configuration of the present invention,

2 is an explanatory diagram for explaining the order of insertion bending and welding of a shading coil according to an embodiment of the present invention.

FIG. 3 is a plan view showing a stator supplying part and a stator feeding part of the present invention, FIG. 4 is a sectional view taken along line AA of FIG. 3, and FIG. 5 is a shading coil supplying part of the present invention. (a) is a plan view, (b) (c) is a sectional view taken along the line BB of (a), and FIG. 6 is a front view of the shading coil of the present invention.

7 is a side view of FIG. 6,

8 to 11 are views illustrating the operation of the shading coil processing machine,

12 is an enlarged perspective view of main parts of a shading coil processing machine of the present invention.

13 is a longitudinal sectional view of FIG.

14 is a cross-sectional view taken along the line C-C in FIG.

FIG. 15 is a plan view showing a stator conveying part and a core conveying part of the present invention, FIG. 16 is a side view of a bending part of the present invention,

17 is a plan view of the bending portion of FIG. 16,

18 to 21 is an enlarged cross-sectional view showing the main portion showing the operation sequence of the bending part of the present invention,

22 to 25 illustrate a welding part of the present invention.

22 is a front view before the operation,

23 is a side view before the operation,

24 is a front view during operation,

25 is a side view during operation,

* Explanation of symbols for main parts of the drawings

1: work die 2: slide rail

3: slide plate 4: fixing protrusion

5: stator

5a, 33a, 113, 113a, 320, 320a, 323, 323a: home

5b, 5c: holes 6, 7, 8, 9, 9a, 15, 21, 37: transfer cylinder

10: stator supply unit 12, 32, 119: guide

13: Guide Shut Shaft 16: Guide Rail

20: stator feeder 22, 202, 502: magnetic

23, 34a, 39a: fixed cylinder 24, 38: guide shaft

38a, 118a, 204, 204a, 322, 322a, 616, 616a: stopper

30: shading coil supply unit 31: the body

33: Roller 34: Fixture

35 shading coil bobbin 36 shading coil

37: Type Shading Coil 39: Feed Tray

100: shading coil processing machine 101: motor

102: pinion 108, 608: base plate

109: plate

110, 120, 303a, 308, 607, 618, 618a: guide post

111, 307, 321, 321a, 607a, 614, 614a: spring

111a: spring stopper 112: cutting bending punch

114: step 115: bending punch plate

116a: round cut edge 116: cutting punch

117: space portion 118: insertion punch

121: insertion cylinder 122: Type pedestal

123: cutting die 103: rack

103a, 305, 305a: bending die 104: support

105: base 105a: guide groove

106: support posts 107, 302, 609: main cylinder

123a: cut-off cutting blade 200, 400: stator carrying section

201: robot arm 203, 501: rotary cylinder

300: bending part 301: frame

303: bending punch support 304: bending punch

306, 601 support base 309, 610 support plate

310, 310a, 619, 619a: Cylinder 312, 312a: Fixed plate

313, 313a: Fixture 316, 316a: Bending guide die

317, 317a: slope 318, 318a: protrusion

319, 319a: guide groove 500: stator inverting part

503: welding guide first 600: welding part

603: lift cylinder 604: lift support

605, 605a: climb 606: climb guide

611: stator fixing plate 612: fixing pin

613: rising pin 615, 615a: torch reciprocating part

617, 617a: Stopper plate 620, 620a: Reciprocating plate

621, 621a: Torch 622, 622a: Torch fixing plate

The present invention is used as a blower pen motor for driving a pen of a shaded pole induction motor, that is, a household appliance (refrigerator, microwave, dishwasher, dish dryer, copy machine, etc.) The present invention relates to an automatic welding device for welding a shading coil to a core of a shaded pole induction moter. In the state where the core of the shaded pole induction moter is placed, it receives the proximity sensor and transfers it to the shading coil machine by the operation of the transfer cylinder, and in this shading coil machine Cutting process, shading coil In the bending process and the hole of the stator The process of inserting the shading coil bent into a shape is performed, and each of the above processes is continuously interacted in one device to be a finished product through a bending process of a bending part and a welding process of a welding part. The present invention relates to an automatic welding device for welding a shading coil to a core of a shaded pole induction moter that enables the work to be performed.

Conventional work method is to cut the shading coil inserted into the core of the shaded pole induction motor to match the thickness of the stator, and then remove the shade coil from the bending machine. Type, and bend it manually and manually insert it into the hole of the stator, and then bend it again on the bending paper 1 (JIG), and check the bent state so that the stator can be welded with the shading coil insertion position 180 °. It was done by a person argon welding directly while turning.

Therefore, when the shading coil is manually processed in the order of cutting process, bending process, insertion process, bending process and welding process by the conventional method as described above, first, shading coil is manually cut in the cutting process. As a result, an error occurs in the shading coil length cut according to the thickness of the stator, thereby causing a defective product in the welding process described later.

Second, in the bending process Difficulties arise in the insertion process, which is the next process, as it is opened by the elastic force of the shading coil bent into a shape.

Third, in the second bending process, the first When bending the shading coil bent into a shape, accurate bending is difficult due to the self-elasticity of the shading coil.

Fourth, even if the skilled person directly performs argon welding in the welding process, the defective rate of the product is high due to the above-mentioned problems.

Therefore, due to the above problems, the quality improvement of the finished product is lowered, so that the defect rate is not only high, but also requires a lot of work space and working personnel, and the processing time of the product is long, resulting in a decrease in productivity of the finished product.

The present invention is to enable the supply of the stator, the supply of the shading coil, the cutting process, the insertion process, the bending process and the welding process in one device to be described in detail by the accompanying examples as follows.

First, the whole structure of this invention is demonstrated by FIG.

The transfer cylinder 15 is inserted in a high state by inserting the stator 5 so that the groove 5a of the stator 5 is fitted into the guide shut sharft 13 of the stator supply part 10 of the work die 1. When the stator 5 is pushed out through the guide rail 16 by the magnetic force of the front end of the stator 22 of the stator conveying unit 20, the fixed cylinder 23, the slide rail to the guide rail 16 It lowers on the slide plate 3 of (2), and the fixed cylinder 23 returns to original position.

At this time, the transfer cylinder 6 pushes the slide plate 3 on which the stator 5 is raised by a proximity sensor (not shown), and the position of the stator 5 is the primary shading coil processing machine 100 position. When reaching, the shading coil 36 wound on the shading coil bobbin 35 is transferred from the shading coil supply unit 30 to the shading coil processing machine 100 in accordance with the thickness of the stator 5, thereby shading coil processing machine 100 After cutting and bending the shading coil 36, the primary shading coil 36a is inserted into the hole 5b of the stator 5.

A slide in which the primary shading coil 36a is inserted in the primary shading coil processing machine 100 and the stator 5 in which the primary shading coil 36a is inserted into the secondary shading coil processing machine 100 is placed. When the plate 3 is moved, the secondary shading coil 36 wound around the secondary shading coil bobbin 35 is adapted to the thickness of the stator 5 in the secondary shading coil processing machine 100, and the secondary shading coil processing machine. The secondary shading coil 36a is cut and bent in the secondary shading coil processing machine 100, and then the secondary shading coil 36a is inserted into the hole 5b of the stator 5. .

After the secondary shading coil 36a is inserted into the stator 5 and the slide plate 3 reaches the corner, the transfer cylinder 7 is operated by the proximity sensor to push the pan into the slide plate 3 again. give.

Therefore, when the slide plate 33 having the stator 5 into which the primary and secondary shading coils 36a are inserted arrives at the corner portion again, the transfer cylinder 8 is operated by the proximity sensor and the slide plate 3 is operated. Push).

When the slide plate 3 arrives at the tertiary shading coil processing machine 100, the tertiary shading coil 36 wound around the tertiary shading coil bobbin 35 is stator 5 at the tertiary shading coil supply unit 30. The third shading coil is transferred to the third shading coil processing machine 100 according to the thickness thereof, and after cutting and bending the third shading coil 36, the third shading coil 36a is inserted into the hole 5b of the stator 5. do.

After the insertion of the tertiary shading coil 36a in the tertiary shading coil processing machine 100, the slide plate 3 arrives at the fourth shading coil processing machine 100 by the transfer cylinder 8, The shading coil 36 wound on the shading coil bobbin 35 is transferred from the fourth shading coil supply unit 30 to the fourth shading coil processing machine 100 according to the thickness of the stator 5, and the fourth shading coil processing machine After cutting and bending the shading coil 36 at 100, the fourth shading coil 36a is inserted into the hole 5b of the stator 5.

Therefore, when the slide plate 3 on which the primary, secondary, tertiary and quaternary shading coils 36a have been inserted is moved to reach the corner portion, the robot arm 201 of the stator carrying part 200 is moved. The stator 5 is attached to the slide plate 3 with the force of magnetic force, and then the robot arm 201 is rotated by 180 ° with the rotary cylinder 203 and placed on the venting part 300. The robot arm 201 has a circular shape. In addition to the return, the transfer cylinder 9 is operated to push the slide plate 3 having no stator 5 into the stator supply unit 10.

Then, after the bending operation is performed in the bending part 300, after the stator 5 is attached to the slide plate 3 by the force of magnetic force by the robot arm 201 of the stator carrying part 400, a rotary cylinder ( In 203, the robot arm 201 is rotated 180 degrees.

At this time, the direction of the stator 5 is changed by 180 ° so that the stator 5 is placed on the welding guide rail 503, and the robot arm 201 returns to its original state and at the same time the rotary cylinder of the stator inverting part 500 501 is operated to push the stator 5 to the welding part 600 while holding the direction of the stator 5 in the groove 5a portion of the stator 5 by using a magnetic force to rotate 180 °, that is, in the welding direction. give.

The stator 5 is transferred through the welding guide rail 503, and the arrival welding is performed to the welding part 600.

At this time, the welding is completed in the left and right reciprocating while the torch 621, 621a changes the current value according to the diameter of the shading coil 36a.

When welding is completed in the welding part 600, the stator 5 is pushed forward to reach the corner portion, and the transfer cylinder 9a loads the stator 5 on which welding is completed by the operation of the proximity sensor. The work is completed by loading in.

That is, by supplying the stator 5 and automatically supplying the shading coil 36, the shading coil 36 is cut, bent and inserted in the first, second, third and fourth orders, and the bending part 300 And the working process of the welding part 600 is made at the end or one perfect stator (5).

Welding a shading coil to the core of a shaded pole induction moter, allowing each process to be operated in a continuous process by a proximity sensor (not shown). Automatic welding device for The following describes the configuration and operation of each device of the present invention.

First, the configurations of the stator supply unit and the stator transfer unit will be described with reference to FIGS. 3 and 4.

1 is a working die, and the working die 1 is provided with a slide rail 2 in the longitudinal direction, and the slide plate 3 is placed on the slide rail 2 so that the slide plate 3 is slid. Install the fixing projections (4).

5 is a stator (core), which has a groove (5a) formed on one side, the insertion hole welding is made.

At this time, the welding is completed in the left and right reciprocating torch 621, 621a while changing the current value according to the diameter of the shading coil 36a.

When welding is completed in the welding part 600, the stator 5 is pushed forward to reach the corner portion, and the transfer cylinder 9a moves the stator 5 to which the welding is completed by the operation of the proximity sensor. The work is completed by loading it in.

That is, by supplying the stator 5 and automatically supplying the shading coil 36, the shading coil 36 is cut, bent and inserted in the first, second, third and fourth orders, and the bending part 300 And the working process of the welding part 600 is completed, and one perfect stator 5 is made.

Welding a shading coil to the core of a shaded pole induction moter, allowing each process to be operated in a continuous process by a proximity sensor (not shown). Automatic welding device for

The following describes the configuration and operation of each device of the present invention.

First, the configurations of the stator supply unit and the stator transfer unit will be described with reference to FIGS. 3 and 4.

1 is a work die, and the work die 1 is provided with a slide rail 2 in the longitudinal direction, and the slide plate 3 is placed on the slide rail 2 so as to slide thereon, and the slide plate 3 is mounted on the slide die 3. Install a plurality of fixing projections (4).

5 is a stator (core), the groove (5a) is formed on one side, the insertion hole 5b and the hole (5c) is drilled.

10 is a stator supply unit installed in the work die 1, the stator supply unit 10 allows the stator 5 to be inserted by the guide shut sharft 13 of the guide 12, The guide rail 16 is installed so that the stator 5 is advanced by the ram 15a of the transfer cylinder 15.

20 is a stator transfer part installed between the stator supply part 10 and the slide rail 2 of the working die 1 to transfer the stator 5, and the stator transfer part 20 is fixed by both ends of the ram 21a. Install the reciprocating transfer cylinder 21, and fixed to the fixed cylinder 23, the magnetic cylinder 22 is installed on one side of the transfer cylinder 21, the fixed cylinder 23 is the transfer cylinder 21 The upper and lower guide shafts 24 are configured to reciprocate along. That is, after inserting the stator 5 between the guide 12 and the guide chute shaft 13 of the stator supply unit 10 installed in the work die 1, the transfer cylinder 15 is operated, the transfer cylinder ( When the ram 15a of 15 moves forward and the stator 5 is pushed to reach the tip of the guide rail 16, the ram 23a of the fixed cylinder 23 of the stator transfer part 20 is lowered. Since the magnetic force is generated in the magnetic 22 attached to the tip of the 23a, the stator 5 on the guide rail 16 is attached to the magnetic 22 and at the same time the ram 23a of the fixed cylinder 23 is raised. At the same time, the transfer cylinder 21 moves backward in the direction of the arrow as shown in FIG.

At this time, the fixed cylinder 23 made of a fuselage with the transfer cylinder 21 also moves backward while being guided by the upper and lower guide shafts 24.

When the transfer cylinder 21 is retracted to a predetermined position, that is, to the empty slide plate 3 of the work die 1, the ram 23a of the predetermined cylinder 23 descends, and at the same time, the ram 23a ends. Since the magnetic force of the distal end magnetic 22 is dissipated, the magnetic force of the distal end 22 is lowered to a fixed position between the fixing protrusions 4 of the slide plate 3 of the stator 5, and the transfer cylinder 21 is returned to the stator supply unit 10 side. do.

Next, the shading coil supply unit will be described with reference to FIG. 5 (a) (b) (c).

30 is a shading coil supply unit installed in the work die 1, and the shading coil supply unit 30 is provided with a plurality of rollers provided with a guide 32 on one side of the body 31 and subsequently formed with a groove 33a. (33) is arranged, and the fixing stand 34 is installed on one side of the roller 33, the fixing stand 34 is a fixed cylinder 34a and a fixing ram 34b interlocked with the fixed cylinder 34a. And a transfer cylinder 37 which fixes or hedges the shading coil 36 supplied from the shading coil bobbin 35 by the fixing ram 34b of the fixing cylinder 34a. And a transfer table 39 which is interlocked with the ram 37a of the guide and guided by the guide shaft 38, and the transfer table 39 is interlocked with the fixed cylinder 39a and the fixed cylinder 39a. The stopper 38a is installed on the guide shaft 38 so that the shading coil 36 is supplied at a predetermined length by installing the fixed ram 39b.

Therefore, when the operation of the shading coil supply unit 30 configured as described above is described, the shading coil 36 wound on the shading coil bobbin 35 has a guide 32, a roller 33, a fixing table ( 34) and the feed table 39 and the hole 31a of the body 31, as shown in (a) of FIG. 5, the fixed cylinder 39a of the feed table 39 as shown in (b) of FIG. The fixing ram 39b is lowered by the operation, and the shading coil 36 is fixed by the fixing ram 39b, and the shading coil 36 is fixed by the operation of the fixing cylinder 34a of the holder 34. The fixed ram 34b is raised to release the shading coil 36.

At this time, the transfer cylinder 37 fixed to the mother body 31 is operated, and the transfer table 39 interlocked with the ram 37a of the transfer cylinder 37 also has the arrow direction (Fig. 5 (b)). The shading coil 36 is conveyed at a predetermined length since the feed shaft 38 is moved along the guide shaft 38.

Therefore, when the supply of the shading coil 36 is completed, the fixing cylinder 39a of the feed table 39 is operated to raise the fixing ram 39b, and the shading coils fixed by the fixing ram 39b ( At the same time as releasing 36, the fixing cylinder 34a of the fixing table 34 is operated to lower the fixing ram 34b and fix the shading coil 36 by the fixing ram 34B.

Then, the transfer cylinder 37 fixed to the body 31 operates, and the transfer table 39 interlocked with the ram 37a of the transfer cylinder 37 moves in the direction of the arrow in FIG. Is moved along the guide shaft 38 and positioned in FIG. 5B by the stopper 38a, and at the same time repeating the above operation.

In addition, the roller 33 has a groove 33a formed to correct the bending of the shading coil 36, the shading coil 36 is moved to the groove 33a, and the center of the roller 33 is entirely. The shading coil 36 spreads straight in a straight line because it is in a consistent state.

In addition, although the primary shading coil supply unit 30 has been described, the present invention includes secondary, tertiary and quaternary shading coil supply units 30 having the same configuration as the primary shading coil supply unit 30. It is.

Next, the shading coil processing machine 100 will be described with reference to FIGS. 6 to 14.

100 is a shading coil (Shading Coil) machine that is installed inclined for the slide rail (2) of the work die (1), the shading coil machine 100 is the pinion 102 to the motor 101, the pinion The rack 103 engaged with the 102 is supported and guided by the support 104, and a bending die 103a is formed at the tip of the rack 103, and the guide groove of the pedestal 105 is formed. Guided by 105a.

The base plate 108 of the main cylinder 107 supported by the four support posts 106 is installed on the pedestal 105, and the plate 109 is operated by the operation of the ram 107a of the main cylinder 107. It is installed between the pedestal 105 and the support plate 108, the plate 109 is guided by the guide post 110 installed between the pedestal 105 and the support plate 108.

A spring 111 and a spring stopper 111a are arranged in the guide post 110. The plate 109 is fixed to the cutting bending punch 112, the groove 113 is provided on one side of the cutting bending punch 112, and forming the stepped 114 in the upper portion of the groove 113 The bending punch plate 115 having the grooves 113a formed therein and the cutting punch 116 having the U-shaped cutting edge 116a are integrally formed to correspond to the U-shaped cutting edge 116a of the cutting punch 116. The cutting die 123 having the X-shaped cutting edge 123a is fixed to the support plate 108, and is equal to the diameter of the shading coil 36 in the space portion 117 between the groove 113 and the groove 113a. Forming a stopper 118a The mold is inserted into the insertion punch 118, the insertion punch 118 is provided with a guide 119 on both sides so that the space 117 reciprocating up and down, the guide post 120 connected to the guide 119 ) Is fixed to the ram 121a of the insertion cylinder 121 to penetrate the plate 109, and the insertion cylinder 121 is fixed to the plate 109. It is fixed to the type | mold pedestal 122. As shown in FIG. Therefore, the operation relationship of the shading coil processing machine 100 configured as described above is as follows.

When the slide plate 3 on which the stator 5 is lifted with respect to the slide rail 2 of the work die 1 is slid to the shading coil processing machine 100 position by the cylinder 6 during transfer, the shading coil described above. When the shading coil 36 is supplied with the seventh degree by the supply unit 30, the pinion 102 rotates according to the rotation of the motor 101, and the rack 103 engaged with the pinion 102 is supported by the support base 104. And guided by the guide groove 105a of the pedestal 105.

When the advance of the rack 103 is completed, the main cylinder 107 is operated, and the plate 109 interlocked with the ram 107a of the main cylinder 107 and the cutting bending punch mounted on the plate 109 ( Cutting punch 116 is coupled to the cutting-shaped cutting edge 123a of the cutting die 123 and the cutting bending punch 112 as the 112 descends while compressing the spring 111 through the guide post 110. The shading coil 36 is cut by the cutting edge 116a of the shaping coil 36 and the cutting bending punch 112 continues to be lowered at the same time as the shaping coil 36 is cut. According to the thickness of the die 103a, that is, by the distance of the insertion hole 5b and 5b of the stator 5, as shown in FIGS. Banding is performed with the shading coil 36a, where the height a of the stopper 118a of the insertion punch 118 is bent. For the flatness of the upper surface of the shading coil 36a, an interval equal to the diameter of the shading coil 36 is formed. In addition, the stopper 118a is bent The stopper role and the banding to prevent an excessive load from acting on the upper surface of the shading coil 36a are precisely set. And banded The shading coil 36a is fitted with the cutting bending punch 112 and the bending punch plate 115 bent in the grooves 113 and 113a as shown in FIGS. 9 and 14.

This is a bent Since the shading coil 36a has elastic force to be opened left and right, it is maintained in the state of being inserted into the grooves 113 and 113a unless a force is applied.

After bending, the main cylinder 107, the ram 107a rises, and the cutting bending punch 112 also rises as the plate 109 rises through the guide post 110.

At the same time, the bending die 103a, which has been advanced by the rotation of the pinion 102 built in the motor 101, is retracted by the rack 103 in a circular manner, that is, the ninth degree.

Therefore, when the bending die 103a of the front end of the rack 103 returns to its original position, the ram 107a of the main cylinder 107 descends again, so that the plate 109 on which the cutting bending punch 112 is fixed is also guide post 110. When the spring 111 is compressed and lowered to reach the insertion position of the stator 5 mounted on the slide plate 3 of the slide rail 2 as shown in FIG. 109) The ram 121a of the insertion cylinder 121 fixed to the mold-type support 122 descends, and the insertion punch 118 is guided by the guide post 120 and the guide 119 interlocked with the ram 121a. As it descends, it is inserted between the cutting bending punch 112, the bending punch plate 115, and the grooves 113 and 113a. The shading coil 36a is inserted into the insertion holes 5b and 5b of the stator 5 on the slider plate 3 as shown in Figs.

Therefore, bent to the insertion holes 5b, 5b of the stator 5 When the shading coil 36a is inserted, the ram 121a of the insertion cylinder 121 is raised, and the insertion punch 118 associated with the ram 121a is raised to raise the stepped portion 114 of the cutting bending punch 112. Stops and the main cylinder 107 is raised to return to the original position as shown in FIGS. 6 and 7, and the slide cylinder 3 is moved along the slide rails 2 by the transfer cylinder 6 in the next step. .

The process of the primary shading coil processing machine 100 is the same process as above, but is made in the first, second, third, and fourth, but according to the diameter of the shading coil 36 inserted into the stator 5 The width of the bending die 103a at the tip portion also changes, and the thickness of the insertion punch 118 also changes.

In addition, by cutting the hole 112a in the cutting bending punch 112 to reduce the weight to prevent the action of the force due to the inertia when bending, the spring force of the spring 111 and the excessive force on the main cylinder 107 when raised It is to prevent this from getting caught.

Next, the stator carrying unit 200 will be described with reference to FIG. 200 is a stator conveying part installed at the edge of the slide rail 1 of the work die 1, and this stator conveying part 200 is provided in the above-mentioned four orders. The robot arm 201 and the magnetic arm 202 are attached to the front end of the robot arm 201 by carrying the stator 5 into which the shading coil 36a is inserted, and the rear end is mounted on the rotary cylinder 203. The stopper 204a is also fixed to the stopper 204 and the bending portion in order to accurately rotate the robot arm 201 on the work die 1.

Thus, in Figures 1 and 15, when the slide plate 3 arrives on the slide rail 2 of the work die 1 by the operation of the transfer cylinder 8 at the corner, the stator 5 on the slide plate 3 Is attached to the magnetic 202 mounted on the tip of the robot arm 201 of the stator carrying part 200, and then the rotary cylinder 203 is raised, rotated 180 degrees, that is, the stator 5 is transferred in a changed state. In addition to being seated, rotation of the robot arm 201 is stopped by the stopper 204a.

Therefore, as shown in FIG. 15, the open direction, that is, the groove 5a of the stator 5 is placed in the next step from the upper state to the lower state.

Next, the bending portion of the stator 5 will be described with reference to FIGS. 16 to 21.

300 is a banding portion to be installed in the work die 1, the bending portion 300 is the main cylinder 302 on the upper portion of the frame 301, and the bending punch support on the ram (302a) of the main cylinder 302 ( 303 and the bending punch 304 are fixed, and the guide post 303a is installed in the bending punch support 303 in the same direction as the main cylinder 302.

In the lower part of the frame 301, a support plate 309 guided by a guide post 308 fitted with a spring 307 is installed on a pedestal 306 on which the bending dies 305 and 305a are inclined. Two cylinders 310 and 310a are installed on the upper surface of the support plate 309, and the fixing plates 312 and 312a are fixed to the ends of the rams 311 and 311a of the cylinders 310 and 310a. The fixing plates 312 and 312a and the fixing guides 313 and 313a for fixing the stator 5 to the wife and the home position are fixed and have rectangular holes to correspond to the bending dies 305 and 305a. 314 and 314a.

In addition, the bottom of the support plate 309 is provided with a banding guide die 316, 316a fixed and slid by the fixing rods 315, 315a, but the banding guide die 316, 316a is an inclined surface (one side) 317 and 317a are formed, and the protrusions 318 and 318a are projected on the upper portion, and two guide grooves 319 and 319a are provided on the upper surface of the protrusions 318 and 318a, and the grooves are formed at the rear end. (320) and (320a) are summarized, and the springs (321) and (321a) are inserted into the grooves (320) and (320a) to be inserted into the grooves (323) and (323a) of the stoppers (322) and (322a).

As described above, when the stator 5 is placed in the bending position by the stator carrying part 200 described above, the bending part 300 has a cylinder 310 (310a) fixed to the support plate 309 as shown in FIG. Of the main cylinder 302 as shown in FIGS. 16 and 19 as well as the fixing plates 312 and 312a to fix the stator 5. Since the 302a is lowered, the bending punch pedestal 303, the bending punch 304, and the guide post 303a, which fuselage with the eram 302a, are lowered, and the banding punch 304 bands the stator 5. As shown in FIG.

At this time, the guide post 303a serves as a guide so that when the bending punch 304 presses the stator 5, the correct point (banding portion) can be pressed without a tolerance. As shown in FIG. 19, when the load is applied to the bending punch 304, the support plate 309 is lowered while compressing the spring 307 through the guide post 308.

At this time, as the support plate 309 descends, the stopper 322 (32) (b) is contacted by the inclined surfaces 317 and 317a of the bending guide dies 316 and 316a and the bending dies 305 and 305a of the pedestal 306. The guides of the protrusions 318 and 318a are caused by the bending guides 316 and 316a being pushed to both sides while compressing the springs 321 and 321a held between the 322a and the bending guide dies 316 and 316a. By groove 319 (319a) The shape shade coil 36a is bent together with the 20th degree.

Then, when the bending punch 304 is lowered further, the bending guide dies 316 and 316a are pushed completely to both sides (FIG. 21), and the bending dies 305 and 305a are firstly bent. The shading coil 36a is bent at a right angle to the stator 5, that is, in a flat state such that the shading coil 36a is flat.

Therefore, when the bending is made as described above, the bending punch 304 is raised again, and the bending guide dies 316 and 316a retreat while compressing the springs 321 and 321a to the stoppers 322 and 322a. After that, the spring 321 is returned to its original state by the elastic force of the 321a. At this time, as the main cylinder 302 ascends, the rams 311 and 311a of the cylinders 310 and 310a fixed to the support plate 309 operate to fix the plates 312 and 312a. In addition to (5), this banding process is completed.

Next, the stator transfer unit 400 and the stator transfer unit 500 will be described with reference to FIG. 15. The stator conveying unit 400 is configured in the same configuration as the stator conveying unit 200 described above, the stator conveying unit 400 is a welding guide rail which is the next step of the stator 5, the bending is completed in the bending unit 300 To 503.

In addition, 500 is a stator inverting part provided in the coal of the welding guide rail 503 of the working die 1, The stator carrying part 500 is the rotary cylinder 501 and the ram 501a of this rotary cylinder 501. The magnetic 502 is attached to the tip.

Therefore, in the bending part 300, the banded stator 5 is seated on the welding guide rail 503 with the direction changed by 180 °. When the stator 5 is seated on the welding guide rail 503, the rotary part is attached to the tip of the ram 501a of the rotary cylinder 501 by the magnetic 502 in the groove 5a of the stator 5. Rotation of the cylinder 501 changes the 180 ° direction.

That is, after rotating the rotary cylinder 501 ram 501a by 180 °, the groove 5a of the stator 5 and the magnetic 502 are brought into contact with the rotary cylinder 501 ram 501a. While being rotated 180 °, that is, the portion to be welded by bending in the bending part 300 is changed to the upper surface by the rotation of the rotary cylinder 501 in a state where the welding guide rail 503 is at the bottom of the welding guide rail 503. As the ram 501a of the rotary cylinder 501 moves forward, the stator 5 to be welded is pushed to the next process.

Next, a welding part, which is the last step of the present invention, will be described with reference to FIGS. 22 to 25. The welding part 600 is a welding part installed in the welding guide rail 503 of the working die 1, and the welding part 600 has a rectangular hole 602 bored in the pedestal 601 and the rectangular hole 602. The lifting base support 604, which is moved up and down by the operation of the lifting cylinder 603, and the lifting bases 605 and 605a and the lifting base guide 606 made of the same as the lifting base support 604 are provided. .

In addition, a support plate 608 supported by the guide post 607 on the pedestal 601 and a main cylinder 609 are provided on the support plate 608, and the ram 609a and the body of the main cylinder 609 are provided. The support plate 610 is installed, but the support plate 610 is lowered and raised while compressing the spring 607a wound on the guide post 607, the stator fixing plate (under the support plate 610) 611, but the stator plate 611 has fixing pins 612 for fixing the stator 5, and rising pins 613 for preventing the stator 5 from rising (springs 614, 614a). )

In addition, the torch reciprocating portion 615, 615a is installed on both sides of the upper portion of the support plate 610, respectively, the stopper 616, 616a is installed on the torch reciprocating portion 615, 615a, respectively. Between the plates 617 and 617a, a reciprocating plate 620 and 620a reciprocating by the ram 619b of the cylinders 619 and 619a along the guide posts 618 and 618a are installed. The torch fixing plates 622 and 622a for fixing the torches 621 and 621a are installed on the plates 620 and 620a.

Referring to the operation relationship of the welding unit 600 configured as described above, that is, when the stator 5 to be welded along the welding guide rail 503 reaches the welding unit 600 as shown in FIG. 22 and FIG. 23. As the ram 609a of the main cylinder 609 descends, the support plate 610 on which the torch reciprocating parts 615 and 615a are fixed while compressing the spring 607a through the guide post 607 is lowered. do.

In addition, as the ram of the lift cylinder 603 rises, the lift base support 604, the lift base 605, 605a and the lift guide 606 rise, and the distance to which the stator 5 can be welded. It is moved with 24 degrees and 25 degrees.

Here, the fixing pin 612 of the stator fixing plate 611 enters the hole 5c of the stator 5 to determine the exact welding position of the stator 5 and at the same time the torch reciprocating portion 615 of the support plate 610. 615a is activated. The reciprocating plates 620 and 620a, which are fuselage with the ram 619b by the reciprocating motion of the ram 619b of the cylinders 619 and 619a of the torch reciprocating sections 615 and 615a, stopper plates 617. Reciprocating between the stoppers 616 and 616a coupled to the 661a), and the torches 621 and 621a fixed to the torch fixing plates 622 and 622a of the reciprocating plates 620 and 620a. The shading coil 36a inserted into the hole 5b of the stator 5 is welded while reciprocating.

That is, the current value of the torch 621 (621a) changes depending on the thickness of the stator (5) and the thickness (diameter) of the shading coil (35a) to be reciprocated and welded. If the outer diameter of the wading coil 36a in the stator 5 is large, the number of reciprocating motions increases, and if the outer diameter of the shading coil 36a is small, the reciprocating frequency decreases.

Therefore, if it is set according to the stator 5 and the shading coil 36a, the reciprocating motion of the torch 621 and 621a accurately moves by the set number of times of each stator 5. When the welding is completed, since the ram of the up cylinder 603 is lowered and the ram 609a of the main cylinder 609 is raised, the welding distance is far from the welding.

That is, when the ram of the lift cylinder 603 descends, the stator 5 welded with the stator 5 welded by lowering the support base 604, the lift base 605, 605a, and the lift guide 606 made of the fuselage. 503), the main cylinder 609, the ram 609a is raised, the support plate 610 also rises through the guide post 607, wherein the fixing pins 612 of the stator fixing plate 611 are stators ( It is inserted into the hole 5c of 5), and is prevented by the anti-lift pin 613 supported by the spring 614a to prevent the stator 5 from coming up.

When the stator 5 of the rotary cylinder 501 is advanced by the ram 501a of the rotary cylinder 501 and reaches the edge of the welding guide rail 503, the completed stator 5 is welded by the transfer cylinder 9a to be stacked in the storage box 624. Will be.

The present invention receives the proximity sensor in the state that the stator (core) of the shaded pole induction moter is placed on the slide plate as described above by the operation of the transfer cylinder shading coil (air) into the air The shading coils are transported and the shading coils are cut and banded and inserted into the stator, and the above processes are continuously interacted in one device so as to be a finished product through the bending process and the welding process. By automating the work, the processing time of the finished product is shortened, which improves the productivity of the finished product, and the welding part is well welded in the welding part without the error of the shading coil cut and banded according to the thickness of the stator. In short, product quality can be improved.

Claims (10)

A transfer cylinder 6 on which a slide plate 3 formed by protruding a plurality of fixing protrusions 4 onto a rectangular slide rail 2 is mounted on the edge of the gas slide rail 2. (7) (8) and (9) work die (1) installed to slide, and the stator (5) is inserted into the guide 12 and the guide chute shaft (13) on one side of the work die (1) In the state, the stator 5 is configured to be pushed out by the transfer cylinder 15 through the guide rail 16, and the slide plate 3 is formed on the guide rail 16 of the stator transport 10. 4 stator coil supply unit 30 for supplying the stator conveying unit 20 and the shading coil 36 wound around the shading coil bobbin 35 according to the thickness of the stator 5. The shading coil 36, which is supplied to the shading coil 36 by the shading coil supply unit 30, is cut and banded after bending. By the four shading coil processing machines 100 which inserted the shading coil 36a into the hole 5b of the stator 5, this shading coil processing machine 100 The robot arm 201 with the magnetic 202 mounted on the tip thereof is fixed to the rotary cylinder 203 so that the stator 5 into which the shading coil 36a is inserted is rotated by 180 ° to the bending part 300. It is inserted into the stator carrying part 200 and the stator 5 conveyed by this stator carrying part 200. A stator conveying part 400 and a stator conveying part for bending the stator coil 36a to be welded, a stator 5 that is bent by the welding guide rail 503, and a 180 ° rotation. Stator conveyance part 500 and the stator inverted by this stator conveyance part 500 which rotates and inverts 180 degree so that the stator 5 conveyed by the part 400 can be welded by the welding guide rail 503. (5) Automatic welding device for welding a shading coil (shading coil) to the stator (core) of the shaded pole induction moter, characterized in that each provided with a welding portion (600). 2. The stator feeder (20) according to claim 1, wherein the stator feeder (20) is provided with a transfer cylinder (21) reciprocating by a ram (21a) fixed at both ends, and a magnetic (22) mounted on one side of the transfer cylinder (21). A fixed pole induction motor, characterized in that the fixed cylinder 23 is fixed, and the fixed cylinder 23 constitutes a vertical guide shaft 24 to reciprocate along the transfer cylinder 21. Automatic welding device for welding the shading coil (shading coil) to the stator (core) of the. According to claim 1, The shading coil (Shading coil) supply unit 30, The guide 32 is provided on one side of the body 31, and successively arranged a plurality of rollers 33, the roller 33 The fixing stand 34 is installed at one side of the fixing stand 34, and the fixing cylinder 34a and the fixing ram 34b interlocked with the fixing cylinder 34a are provided and shaded by the fixing ram 34b. The shading coil 36 supplied from the coil bobbin 35 is fixed or released, and the feed guided by the guide side 38 and interlocked with the ram 37a of the transfer cylinder 37 fixed in the body 31. A stand 39 is installed, and the transfer table 39 is provided with a fixed cylinder 39a and a fixed ram 38a interlocked with the fixed cylinder 39a to supply the shading coil 36 to a predetermined length. The stator of the shaded pole induction motor (core), characterized in that configured by installing a stopper (39b) on the guide shaft 38 Automatic welding device for welding shading coil to According to claim 3, The roller 33 is provided with a groove 33a to correct the bending of the shading coil 36, the shading coil 36 is moved to the groove 33a and the roller 33 Automatic welding device for welding the shading coil (shading coil) to the stator (core) of the shaded pole induction moter, characterized in that all the center of the (). 2. The shading coil processing apparatus (100) according to claim 1, wherein the shading coil processing machine (100) has a pinion (102) built into the motor (101), and a rack (103) having a bending die (103a) formed to engage with the pinion (102). And a support plate 108 of the main cylinder 107 which is guided by the guide groove 105a of the pedestal 105 and supported by the four support posts 106 on the pedestal 105, A plate 109 interlocked with the ram 107a of 107 is installed between the pedestal 105 and the pedestal 108, the plate 109 being a guide post between the pedestal 105 and the support plate 108. Guided by 110 and fixed to the cutting banding punch 112 on the plate 109, the groove 113 is provided on one side of the cutting banding punch 112, the upper portion of the groove 113 The bending punch plate 115 having the stepped portion 114 and the groove 113a formed therein and the cutting punch 116 having the cut-shaped cutting edge 116a are integrally formed. The cutting die 123, on which the U-shaped cutting edge 123a is formed to correspond to the U-shaped cutting edge 116a of the tooth 116, is fixed to the support plate 108, and between the groove 113 and the groove 113a A stopper 118a having the same diameter as that of the shading coil 36 is formed in the space 117 so that the cross section is formed. Insert a punch 118 of the type, the guide punch 118 is installed on both sides so that the insertion punch 118 is reciprocated vertically in the space 117, the guide post 120 connected to the guide 119 Is fixed to the ram 121a of the insertion cylinder 121 to penetrate the plate 109, and the insertion cylinder 121 is fixed to the plate 109. Automatic welding device for welding a shading coil (shading coil) to the stator (core) of the shaded pole induction moter, characterized in that fixed to the type pedestal (122). According to claim 1, Stator (core) of the shaded pole induction moter characterized in that the width of the bending die (103a) of the front end of the rack 103, the change according to the diameter of the shading coil (36) Automatic welding device for welding the shading coil to). The shaded pawl of claim 5, wherein the height a of the stopper 118a of the insertion punch 118 and the thickness of the insertion punch 118 are changed according to the diameter of the shading coil 36. Automatic welding device for welding the shading coil to the core of the shaded induction moter. According to claim 1, wherein the bending portion 300 is the upper cylinder 302 and the bending punch base 303 and the bending punch 304 in the ram 302a of the main cylinder 302 The guide post 303a is installed on the bending punch support 303 in the same direction as the main cylinder 302, and the banding dies 305 and 305a are obliquely fixed to the lower portion of the frame 301. The support plate 309 guided by the guide post 308 in which the spring 307 is fitted is installed in the pedestal 306, and two cylinders 310 and 310a are installed on the upper surface of the support plate 309. The fixing plates 312 and 312a are fixed to the ends of the rams 311 and 311a of the cylinders 310 and 310a, and the fixing plates 312 and 312a and the stator 5 are guided and positioned. The fixing guide 313 (313a) to be seated on the fixing, and punctures the rectangular holes (314, 314a) to correspond to the bending die 305 (305a) and the lower of the support plate 309 The bending guide dies 316 and 316a fixed and slid by the fixing rods 315 and 315a are installed on the surface, and the bending guide dies 316 and 316a form inclined surfaces 317 and 317a on one side. And protrudes the protrusions 318, 318a at the top and two guide grooves 319, 319a are provided on the upper surface of the protrusions 318, 318a and grooves 320, 320a at the rear end, Shaded pole induction motor, characterized in that the spring 321, 321a is inserted into the grooves 320, 320a so that the stoppers 322, 322a are inserted into the grooves 323, 323a and supported. Automatic welding device for welding the shading coils to the core of the induction moter. According to claim 1, wherein the welding portion 600 is a rectangular hole 602 is drilled in the pedestal 601, the lifting base support for lifting up and down by the operation of the cylinder 603 in the rectangular hole (602) ( 604, a support plate 605, 605a and a lift guide 606 made of a fuselage with the lift support 604, and a support plate supported by a guide post 607 on the pedestal 601 ( 608 and a main cylinder 609 to the support plate 608, and a support stator carrying unit 610 made of a fuselage with the ram 609a of the main cylinder 609, but the support plate 610 ) Is lowered and raised while compressing the spring (607a) wound on the guide post (607) and the stator fixing plate (611) is mounted to the bottom of the support plate (610), the stator plate (611) Fixing pin 612 for fixing the lift pins 613 to prevent the rise of the stator (5) is supported by the spring 614, 614a, respectively, the support A stopper plate 617 having a torch reciprocating portion 615 and 615a installed on both sides of the upper portion of the rate 610, and a stopper 616 and 616a respectively installed on the torch reciprocating portion 615 and 615a. Between the 617a, a reciprocating plate 620 and 620a reciprocating by the ram 619b of the cylinder 619 and 619a along the guide posts 618 and 618a are provided. Shading on the stator (core) of the shaded pole induction moter, characterized in that the torch fixing plate 622 (622a) for fixing the torch (621) (621a) in the (620a) Automatic welding device for welding shading coil. 10. The method of claim 9, wherein the current value of the torch 621 (621a) is shaded on the stator (core) of the shaded pole induction moter, characterized in that the change according to the direct management of the shading coil (36). Automatic welding device for welding shading coil.